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Data Calendar for Marshalltown (US 30)

The calendar chart below shows the daily reported climate variables. You can click on a date to display the values for all sites for that day. Time stamps are displayed in the America/Chicago timezone. Wind speeds are in mph and temperatures in Fahrenheit. Values flagged with a (E) are estimated by the IEM.

Year:  

Month:  

 

Apr 2025May 2025 Jun 2025
SundayMondayTuesdayWednesday ThursdayFridaySaturday
2728293001
High: 67
Low: 51
Precip: 0.00
Avg Wind: NW @ 6.0
Gust: 24 (6:50 PM)
RH% Min/Max: 27-98
Feel Min/Max: 51 to 67		02
High: 65
Low: 45
Precip: 0.00
Avg Wind: NNW @ 6.6
Gust: 21 (9:10 AM)
RH% Min/Max: 56-98
Feel Min/Max: 41 to 65		03
High: 60
Low: 43
Precip: 0.00
Avg Wind: NNE @ 5.8
Gust: 16 (9:10 AM)
RH% Min/Max: 16-97
Feel Min/Max: 38 to 60
04
High: 71
Low: 40
Precip: 0.00
Avg Wind: NE @ 3.5
Gust: 16 (4:25 PM)
RH% Min/Max: 29-96
Feel Min/Max: 38 to 71		05
High: 70
Low: 43
Precip: 0.00
Avg Wind: ENE @ 6.3
Gust: 21 (4:00 PM)
RH% Min/Max: 15-100
Feel Min/Max: 41 to 70		06
High: 75
Low: 45
Precip: 0.00
Avg Wind: SE @ 3.4
Gust: 15 (2:45 PM)
RH% Min/Max: 28-97
Feel Min/Max: 45 to 75		07
High: 81
Low: 51
Precip: 0.00
Avg Wind: NE @ 5.0
Gust: 26 (7:40 PM)
RH% Min/Max: 22-91
Feel Min/Max: 51 to 80		08
High: 71
Low: 47
Precip: 0.00
Avg Wind: NE @ 9.0
Gust: 23 (8:20 AM)
RH% Min/Max: 30-88
Feel Min/Max: 43 to 71		09
High: 74
Low: 43
Precip: 0.00
Avg Wind: ESE @ 3.4
Gust: 14 (12:30 PM)
RH% Min/Max: 12-90
Feel Min/Max: 41 to 74		10
High: 82
Low: 49
Precip: 0.00
Avg Wind: NNE @ 7.2
Gust: 21 (3:05 PM)
RH% Min/Max: 22-61
Feel Min/Max: 46 to 80
11
High: 80
Low: 51
Precip: 0.00
Avg Wind: ESE @ 9.0
Gust: 23 (3:40 PM)
RH% Min/Max: 24-74
Feel Min/Max: 51 to 79		12
High: 83
Low: 50
Precip: 0.00
Avg Wind: ESE @ 5.6
Gust: 27 (1:50 PM)
RH% Min/Max: 32-76
Feel Min/Max: 50 to 82		13
High: 81
Low: 57
Precip: 0.00
Avg Wind: ESE @ 7.5
Gust: 23 (12:40 PM)
RH% Min/Max: 38-93
Feel Min/Max: 57 to 81		14
High: 62
Low: 58
Precip: 0.00
Gust: 9 (1:50 AM)
RH% Min/Max: 74-94
Feel Min/Max: 58 to 62		15

Precip: M		1617
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The data presented here provided by IEM API webservice: daily.json. A simple CSV option exists as well.

Daily High/Low Plot


Description: This chart of the monthly temperature data. The bars are the observations and the dots are climatology.

Daily Rainfall


Description: This chart is of daily precipitation for the month. The red line would be an average month while the blue line and bars are observations.

Daily Average Wind Speeds


Description: This chart is of the daily average wind speeds.

The data presented here provided by IEM API webservice: daily.json. A simple CSV option exists as well.